module OpenProject::Costs::Patches
  module NumberHelper
    def self.included(base) # :nodoc:
      base.class_eval do
        include InstanceMethods

        alias_method_chain :number_to_currency, :l10n
      end
    end

    module InstanceMethods
      def number_to_currency_with_l10n(number, options = {})
        options_with_default = { unit: Setting.plugin_openproject_costs['costs_currency'],
                                 format: Setting.plugin_openproject_costs['costs_currency_format'],
                                 delimiter: l(:currency_delimiter),
                                 separator: l(:currency_separator) }.merge(options)

        # FIXME: patch ruby instead of this code
        # this circumvents the broken BigDecimal#to_f on Siemens's ruby
        number = number.to_s if number.is_a? BigDecimal

        number_to_currency_without_l10n(number, options_with_default)
      end
    end
  end
end

unless ActionView::Helpers::NumberHelper.included_modules.include?(OpenProject::Costs::Patches::NumberHelper)
  ActionView::Helpers::NumberHelper.send(:include, OpenProject::Costs::Patches::NumberHelper)
end